Rule 34 Dev - abs animal_genitalia animal_penis anthro balls big_balls canid canine canine_genitalia canine_penis canis detailed_background digital_media_(artwork) erection fur fury_(furythewolf) fyekoz genitals grey_body grey_fur hair hi_res knot looking_at_viewer male mammal muscular nude penis sheath shower smile solo tail vein veiny_penis wolf|12055070792